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Rie Sakamoto

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Friction joining method and joined structure
    • Patent number 8,950,651
    • Issue date Feb 10, 2015
    • IHI Corporation
    • Naoki Oiwa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Friction stir welding apparatus
    • Patent number 8,875,980
    • Issue date Nov 4, 2014
    • IHI Corporation
    • Hiroshi Saito
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    FRICTION JOINING METHOD AND JOINED STRUCTURE
    • Publication number 20150190881
    • Publication date Jul 9, 2015
    • IHI Corporation
    • Naoki OIWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FRICTION JOINING METHOD AND JOINED STRUCTURE
    • Publication number 20140050519
    • Publication date Feb 20, 2014
    • IHI Corporation
    • Naoki OIWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FRICTION STIR WELDING APPARATUS
    • Publication number 20130221069
    • Publication date Aug 29, 2013
    • Hiroshi Saito
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR